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.Management Sciences
A. reduce hysteresis loss
B. reduce eddy current losses
C. reduce copper losses
D. reduce all above losses
Related Mcqs:
- No-load current in a transformer________________?
- A. lags behind the voltage by about 75° B. leads the voltage by about 75° C. lags behind the voltage by about 15° D. leads the voltage by about 15°...
- A common method of cooling a power transformer is_______________?
- A. natural air cooling B. air blast cooling C. oil cooling D. any of the above...
- Hysteresis loss in a transformer varies as CBmax = maximum flux density) ?
- A. Bmax B. Bmax1-6 C. Bmax1-83 D. B max...
- Which of the following does not change in an ordinary transformer ?
- A. Frequency B. Voltage C. Current D. Any of the above...
- The function of breather in a transformer is___________?
- A. to provide oxygen inside the tank B. to cool the coils during reduced load C. to cool the transformer oil D. to arrest flow of moisture when outside air enters the transformer...
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